Javascript regex remove all line breaks after comma

问题

I need a simple regex that will remove all line breaks after comma. right know what I'm doing is removing all

\n/g

what do I need to add in order to remove only after comma? thanks.

回答1:

Use

replace(/,\n/g,"")

For example

"\n\n,\n".replace(/,\n+/g,",")

回答2:

That's really simple. Try this:

/,\n+/g

Online Demo

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Full Code:

var str = "first line,\nsecond line,\nalso, it is third line,\nand fourth line";
str = str.replace(/,\n+/g, ',');

来源：https://stackoverflow.com/questions/36154113/javascript-regex-remove-all-line-breaks-after-comma